Update README.md

Author: beckermr

src/README.md

@@ -2,12 +2,14 @@ The docs are built on GitHub Actions and run the ``.ci_scripts/update_docs`` scr
 
 To build the docs locally, follow the steps mentioned below:
  1.  Clone the repository into your local machine.
- 2.  Go into the main folder.Run the following commands.  
+ 2.  Go into the main folder and run the following commands.  
  3. ``conda env create -f ./.ci_scripts/environment.yml``
  4. ``conda activate conda-forge-docs``
  5. ``cd newsfeed && pip install --no-deps .``
  6. ``cd ../src``
  7. ``make html``
 
-Once merged to ``master``, you can find the auto-generated html file in ``docs`` directory.
+Documentation update PRs should only change the files in ``src``. 
+
+Once the PR is merged to ``master``, you can find the auto-generated html files in ``docs`` directory.